« on: Dec 03, 2005, 04:34:40 PM »
the cab mounts are different they wont line up and the bed mounts are way different on a 84 the front bed mounts are tall on the 81 they are low and the mounts on the bed itself drop down. just use the 4x2 frame and add a sas kit
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89 ext cab sas with diamond +4 1/2" housing 30 spline longs and hub gears, hp elocker, six studs, arp studs in everything, taco rear with elocker. swaped out 22re for 3.4l supercharged, urd 2.0" pulley, urd fuel management, downey headers, flowmaster, cold air intake, marlin clutch that is straining to hold up